equi·lib·ri·um /ˌikwəˈlɪbriəm, ˌɛkwə-/
equi·lib·ri·um /ˌɪkwəˈlɪbrɪəm, ˌɛkwə-/ 名詞
E·qui·lib·ri·um n.; pl. E. Equilibriums L. Equilibria
1. Equality of weight or force; an equipoise or a state of rest produced by the mutual counteraction of two or more forces.
2. A level position; a just poise or balance in respect to an object, so that it remains firm; equipoise; as, to preserve the equilibrium of the body.
Health consists in the equilibrium between those two powers. --Arbuthnot.
3. A balancing of the mind between motives or reasons, with consequent indecision and doubt.
Equilibrium valve Steam Engine, a balanced valve. See under Valve.
n 1: a chemical reaction and its reverse proceed at equal rates
[syn: chemical equilibrium]
2: a stable situation in which forces cancel one another [ant:
3: equality of distribution [syn: balance, equipoise, counterbalance]
4: a sensory system located in structures of the inner ear that
registers the orientation of the head [syn: labyrinthine
sense, vestibular sense, sense of balance, sense of
[also: equilibria (pl)]